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Finding the Fourth Proportional to 7,150.60, 9,862.98 and 5,824.36

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Solution

The fourth proportional to 7,150.60, 9,862.98 and 5,824.36 is: 8,033.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150.60 : 9,862.98 = 5,824.36 : x
  2. Step 2: Convert to fraction form
    7,150.60/9,862.98 = 5,824.36/x
  3. Step 3: Cross multiply
    7,150.60x = 9,862.98 × 5,824.36
  4. Step 4: Simplify right side
    7,150.60x = 57,445,546.19
  5. Step 5: Solve for x
    x = 57,445,546.19/7,150.60
  6. Step 6: Final answer
    x = 8,033.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.